Last frost date in Ossining, New York
April 25
Average last frost in spring. In an early year (1 in 10) it's over by April 13; in a late year (1 in 10) it comes after May 8.
October 19
Average first frost in fall. 1 year in 10 it comes by October 4.
Source: NOAA U.S. Climate Normals 1991–2020, station Yorktown Hts 1W (USC00309670), 8.7 miles from Ossining, elevation 670 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
This station is also the nearest one for Haverstraw, Mount Kisco and West Haverstraw, so their frost dates are the same as Ossining's.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Apr 13 | Apr 25 | May 8 |
| First frost in fall | Oct 4 | Oct 19 | Nov 3 |
Frost-free days in an average year: 174
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | May 7 | Oct 7 |
| Frost (32°F) | Every year | Apr 25 | Oct 19 |
| Hard freeze (28°F) | Every year | Apr 13 | Nov 1 |
Nights at 32°F or colder in an average year: 116
What to plant now in Ossining
- Spring planting calendar for an average last frost around April 20 Ossining: April 25
- Fall planting calendar for an average first frost around October 20 Ossining: October 19
Planting dates: USDA Home and Garden Bulletin No. 9 (1967), “Suburban and Farm Vegetable Gardens,” tables 4 and 5. How we match the table.
Nearby in New York
- Peekskill 10 mi · last frost Apr 30
- White Plains 11 mi · last frost Apr 12
- Yonkers 14 mi · last frost Apr 20
- Suffern 14 mi · last frost Apr 19
- Mount Vernon 17 mi · last frost Apr 1